1 # This shell script emits a C file. -*- C -*-
2 # Copyright (C) 1991-2016 Free Software Foundation, Inc.
4 # This file is part of the GNU Binutils.
6 # This program is free software; you can redistribute it and/or modify
7 # it under the terms of the GNU General Public License as published by
8 # the Free Software Foundation; either version 3 of the License, or
9 # (at your option) any later version.
11 # This program is distributed in the hope that it will be useful,
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 # GNU General Public License for more details.
16 # You should have received a copy of the GNU General Public License
17 # along with this program; if not, write to the Free Software
18 # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
22 # This file is sourced from elf32.em, and defines extra arm-elf
25 test -z "$TARGET2_TYPE" && TARGET2_TYPE="rel"
31 static char * thumb_entry_symbol = NULL;
32 static int byteswap_code = 0;
33 static int target1_is_rel = 0${TARGET1_IS_REL};
34 static char * target2_type = "${TARGET2_TYPE}";
35 static int fix_v4bx = 0;
36 static int use_blx = 0;
37 static bfd_arm_vfp11_fix vfp11_denorm_fix = BFD_ARM_VFP11_FIX_DEFAULT;
38 static bfd_arm_stm32l4xx_fix stm32l4xx_fix = BFD_ARM_STM32L4XX_FIX_NONE;
39 static int fix_cortex_a8 = -1;
40 static int no_enum_size_warning = 0;
41 static int no_wchar_size_warning = 0;
42 static int pic_veneer = 0;
43 static int merge_exidx_entries = -1;
44 static int fix_arm1176 = 1;
45 static int cmse_implib = 0;
48 gld${EMULATION_NAME}_before_parse (void)
50 #ifndef TARGET_ /* I.e., if not generic. */
51 ldfile_set_output_arch ("`echo ${ARCH}`", bfd_arch_unknown);
52 #endif /* not TARGET_ */
53 input_flags.dynamic = ${DYNAMIC_LINK-TRUE};
54 config.has_shared = `if test -n "$GENERATE_SHLIB_SCRIPT" ; then echo TRUE ; else echo FALSE ; fi`;
55 config.separate_code = `if test "x${SEPARATE_CODE}" = xyes ; then echo TRUE ; else echo FALSE ; fi`;
56 link_info.relro = DEFAULT_LD_Z_RELRO;
60 gld${EMULATION_NAME}_set_symbols (void)
62 /* PR 19106: The section resizing code in gldarmelf_after_allocation
63 is effectively the same as relaxation, so prevent early memory
64 region checks which produce bogus error messages.
65 Note - this test has nothing to do with symbols. It is just here
66 because this is the first emulation routine that is called after
67 the command line has been parsed. */
68 if (!bfd_link_relocatable (&link_info))
69 TARGET_ENABLE_RELAXATION;
73 arm_elf_before_allocation (void)
75 bfd_elf32_arm_set_byteswap_code (&link_info, byteswap_code);
77 /* Choose type of VFP11 erratum fix, or warn if specified fix is unnecessary
78 due to architecture version. */
79 bfd_elf32_arm_set_vfp11_fix (link_info.output_bfd, &link_info);
81 /* Choose type of STM32L4XX erratum fix, or warn if specified fix is
82 unnecessary due to architecture version. */
83 bfd_elf32_arm_set_stm32l4xx_fix (link_info.output_bfd, &link_info);
85 /* Auto-select Cortex-A8 erratum fix if it wasn't explicitly specified. */
86 bfd_elf32_arm_set_cortex_a8_fix (link_info.output_bfd, &link_info);
88 /* Ensure the output sections of veneers needing a dedicated one is not
90 bfd_elf32_arm_keep_private_stub_output_sections (&link_info);
92 /* We should be able to set the size of the interworking stub section. We
93 can't do it until later if we have dynamic sections, though. */
94 if (elf_hash_table (&link_info)->dynobj == NULL)
96 /* Here we rummage through the found bfds to collect glue information. */
97 LANG_FOR_EACH_INPUT_STATEMENT (is)
99 /* Initialise mapping tables for code/data. */
100 bfd_elf32_arm_init_maps (is->the_bfd);
102 if (!bfd_elf32_arm_process_before_allocation (is->the_bfd,
104 || !bfd_elf32_arm_vfp11_erratum_scan (is->the_bfd, &link_info)
105 || !bfd_elf32_arm_stm32l4xx_erratum_scan (is->the_bfd,
107 /* xgettext:c-format */
108 einfo (_("Errors encountered processing file %s"), is->filename);
111 /* We have seen it all. Allocate it, and carry on. */
112 bfd_elf32_arm_allocate_interworking_sections (& link_info);
115 /* Call the standard elf routine. */
116 gld${EMULATION_NAME}_before_allocation ();
119 /* Fake input file for stubs. */
120 static lang_input_statement_type *stub_file;
122 /* Whether we need to call gldarm_layout_sections_again. */
123 static int need_laying_out = 0;
125 /* Maximum size of a group of input sections that can be handled by
126 one stub section. A value of +/-1 indicates the bfd back-end
127 should use a suitable default size. */
128 static bfd_signed_vma group_size = 1;
130 struct hook_stub_info
132 lang_statement_list_type add;
133 asection *input_section;
136 /* Traverse the linker tree to find the spot where the stub goes. */
139 hook_in_stub (struct hook_stub_info *info, lang_statement_union_type **lp)
141 lang_statement_union_type *l;
144 for (; (l = *lp) != NULL; lp = &l->header.next)
146 switch (l->header.type)
148 case lang_constructors_statement_enum:
149 ret = hook_in_stub (info, &constructor_list.head);
154 case lang_output_section_statement_enum:
155 ret = hook_in_stub (info,
156 &l->output_section_statement.children.head);
161 case lang_wild_statement_enum:
162 ret = hook_in_stub (info, &l->wild_statement.children.head);
167 case lang_group_statement_enum:
168 ret = hook_in_stub (info, &l->group_statement.children.head);
173 case lang_input_section_enum:
174 if (l->input_section.section == info->input_section)
176 /* We've found our section. Insert the stub immediately
177 after its associated input section. */
178 *(info->add.tail) = l->header.next;
179 l->header.next = info->add.head;
184 case lang_data_statement_enum:
185 case lang_reloc_statement_enum:
186 case lang_object_symbols_statement_enum:
187 case lang_output_statement_enum:
188 case lang_target_statement_enum:
189 case lang_input_statement_enum:
190 case lang_assignment_statement_enum:
191 case lang_padding_statement_enum:
192 case lang_address_statement_enum:
193 case lang_fill_statement_enum:
205 /* Call-back for elf32_arm_size_stubs. */
207 /* Create a new stub section, and arrange for it to be linked
208 immediately after INPUT_SECTION. */
211 elf32_arm_add_stub_section (const char * stub_sec_name,
212 asection * output_section,
213 asection * after_input_section,
214 unsigned int alignment_power)
218 lang_output_section_statement_type *os;
219 struct hook_stub_info info;
221 flags = (SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_CODE
222 | SEC_HAS_CONTENTS | SEC_RELOC | SEC_IN_MEMORY | SEC_KEEP);
223 stub_sec = bfd_make_section_anyway_with_flags (stub_file->the_bfd,
224 stub_sec_name, flags);
225 if (stub_sec == NULL)
228 bfd_set_section_alignment (stub_file->the_bfd, stub_sec, alignment_power);
230 os = lang_output_section_get (output_section);
232 info.input_section = after_input_section;
233 lang_list_init (&info.add);
234 lang_add_section (&info.add, stub_sec, NULL, os);
236 if (info.add.head == NULL)
239 if (after_input_section == NULL)
241 lang_statement_union_type **lp = &os->children.head;
242 lang_statement_union_type *l, *lprev = NULL;
244 for (; (l = *lp) != NULL; lp = &l->header.next, lprev = l);
247 lprev->header.next = info.add.head;
249 os->children.head = info.add.head;
255 if (hook_in_stub (&info, &os->children.head))
260 einfo ("%X%P: can not make stub section: %E\n");
264 /* Another call-back for elf_arm_size_stubs. */
267 gldarm_layout_sections_again (void)
269 /* If we have changed sizes of the stub sections, then we need
270 to recalculate all the section offsets. This may mean we need to
271 add even more stubs. */
272 gld${EMULATION_NAME}_map_segments (TRUE);
273 need_laying_out = -1;
277 build_section_lists (lang_statement_union_type *statement)
279 if (statement->header.type == lang_input_section_enum)
281 asection *i = statement->input_section.section;
283 if (i->sec_info_type != SEC_INFO_TYPE_JUST_SYMS
284 && (i->flags & SEC_EXCLUDE) == 0
285 && i->output_section != NULL
286 && i->output_section->owner == link_info.output_bfd)
287 elf32_arm_next_input_section (& link_info, i);
292 compare_output_sec_vma (const void *a, const void *b)
294 asection *asec = *(asection **) a, *bsec = *(asection **) b;
295 asection *aout = asec->output_section, *bout = bsec->output_section;
298 /* If there's no output section for some reason, compare equal. */
302 avma = aout->vma + asec->output_offset;
303 bvma = bout->vma + bsec->output_offset;
307 else if (avma < bvma)
314 gld${EMULATION_NAME}_after_allocation (void)
318 /* Build a sorted list of input text sections, then use that to process
319 the unwind table index. */
320 unsigned int list_size = 10;
321 asection **sec_list = (asection **)
322 xmalloc (list_size * sizeof (asection *));
323 unsigned int sec_count = 0;
325 LANG_FOR_EACH_INPUT_STATEMENT (is)
327 bfd *abfd = is->the_bfd;
330 if ((abfd->flags & (EXEC_P | DYNAMIC)) != 0)
333 for (sec = abfd->sections; sec != NULL; sec = sec->next)
335 asection *out_sec = sec->output_section;
338 && elf_section_data (sec)
339 && elf_section_type (sec) == SHT_PROGBITS
340 && (elf_section_flags (sec) & SHF_EXECINSTR) != 0
341 && (sec->flags & SEC_EXCLUDE) == 0
342 && sec->sec_info_type != SEC_INFO_TYPE_JUST_SYMS
343 && out_sec != bfd_abs_section_ptr)
345 if (sec_count == list_size)
348 sec_list = (asection **)
349 xrealloc (sec_list, list_size * sizeof (asection *));
352 sec_list[sec_count++] = sec;
357 qsort (sec_list, sec_count, sizeof (asection *), &compare_output_sec_vma);
359 if (elf32_arm_fix_exidx_coverage (sec_list, sec_count, &link_info,
360 merge_exidx_entries))
365 /* bfd_elf32_discard_info just plays with debugging sections,
366 ie. doesn't affect any code, so we can delay resizing the
367 sections. It's likely we'll resize everything in the process of
369 ret = bfd_elf_discard_info (link_info.output_bfd, & link_info);
372 einfo ("%X%P: .eh_frame/.stab edit: %E\n");
378 /* If generating a relocatable output file, then we don't
379 have to examine the relocs. */
380 if (stub_file != NULL && !bfd_link_relocatable (&link_info))
382 ret = elf32_arm_setup_section_lists (link_info.output_bfd, &link_info);
387 einfo ("%X%P: could not compute sections lists for stub generation: %E\n");
391 lang_for_each_statement (build_section_lists);
393 /* Call into the BFD backend to do the real work. */
394 if (! elf32_arm_size_stubs (link_info.output_bfd,
398 & elf32_arm_add_stub_section,
399 & gldarm_layout_sections_again))
401 einfo ("%X%P: cannot size stub section: %E\n");
407 if (need_laying_out != -1)
408 gld${EMULATION_NAME}_map_segments (need_laying_out);
412 gld${EMULATION_NAME}_finish (void)
414 struct bfd_link_hash_entry * h;
417 LANG_FOR_EACH_INPUT_STATEMENT (is)
419 /* Figure out where VFP11 erratum veneers (and the labels returning
420 from same) have been placed. */
421 bfd_elf32_arm_vfp11_fix_veneer_locations (is->the_bfd, &link_info);
423 /* Figure out where STM32L4XX erratum veneers (and the labels returning
424 from them) have been placed. */
425 bfd_elf32_arm_stm32l4xx_fix_veneer_locations (is->the_bfd, &link_info);
429 if (!bfd_link_relocatable (&link_info))
431 /* Now build the linker stubs. */
432 if (stub_file->the_bfd->sections != NULL)
434 if (! elf32_arm_build_stubs (& link_info))
435 einfo ("%X%P: can not build stubs: %E\n");
441 if (thumb_entry_symbol)
443 h = bfd_link_hash_lookup (link_info.hash, thumb_entry_symbol,
448 struct elf_link_hash_entry * eh;
450 if (!entry_symbol.name)
453 h = bfd_link_hash_lookup (link_info.hash, entry_symbol.name,
455 eh = (struct elf_link_hash_entry *)h;
456 if (!h || ARM_GET_SYM_BRANCH_TYPE (eh->target_internal)
457 != ST_BRANCH_TO_THUMB)
462 if (h != (struct bfd_link_hash_entry *) NULL
463 && (h->type == bfd_link_hash_defined
464 || h->type == bfd_link_hash_defweak)
465 && h->u.def.section->output_section != NULL)
467 static char buffer[32];
470 /* Special procesing is required for a Thumb entry symbol. The
471 bottom bit of its address must be set. */
472 val = (h->u.def.value
473 + bfd_get_section_vma (link_info.output_bfd,
474 h->u.def.section->output_section)
475 + h->u.def.section->output_offset);
479 /* Now convert this value into a string and store it in entry_symbol
480 where the lang_finish() function will pick it up. */
484 sprintf_vma (buffer + 2, val);
486 if (thumb_entry_symbol != NULL && entry_symbol.name != NULL
487 && entry_from_cmdline)
488 einfo (_("%P: warning: '--thumb-entry %s' is overriding '-e %s'\n"),
489 thumb_entry_symbol, entry_symbol.name);
490 entry_symbol.name = buffer;
493 einfo (_("%P: warning: cannot find thumb start symbol %s\n"),
497 /* This is a convenient point to tell BFD about target specific flags.
498 After the output has been created, but before inputs are read. */
500 arm_elf_create_output_section_statements (void)
502 if (strstr (bfd_get_target (link_info.output_bfd), "arm") == NULL)
504 /* The arm backend needs special fields in the output hash structure.
505 These will only be created if the output format is an arm format,
506 hence we do not support linking and changing output formats at the
507 same time. Use a link followed by objcopy to change output formats. */
508 einfo ("%F%X%P: error: Cannot change output format whilst linking ARM binaries.\n");
512 bfd_elf32_arm_set_target_relocs (link_info.output_bfd, &link_info,
514 target2_type, fix_v4bx, use_blx,
515 vfp11_denorm_fix, stm32l4xx_fix,
516 no_enum_size_warning,
517 no_wchar_size_warning,
518 pic_veneer, fix_cortex_a8,
519 fix_arm1176, cmse_implib);
521 stub_file = lang_add_input_file ("linker stubs",
522 lang_input_file_is_fake_enum,
524 stub_file->the_bfd = bfd_create ("linker stubs", link_info.output_bfd);
525 if (stub_file->the_bfd == NULL
526 || ! bfd_set_arch_mach (stub_file->the_bfd,
527 bfd_get_arch (link_info.output_bfd),
528 bfd_get_mach (link_info.output_bfd)))
530 einfo ("%X%P: can not create BFD %E\n");
534 stub_file->the_bfd->flags |= BFD_LINKER_CREATED;
535 ldlang_add_file (stub_file);
537 /* Also use the stub file for stubs placed in a single output section. */
538 bfd_elf32_arm_add_glue_sections_to_bfd (stub_file->the_bfd, &link_info);
539 bfd_elf32_arm_get_bfd_for_interworking (stub_file->the_bfd, &link_info);
542 /* Avoid processing the fake stub_file in vercheck, stat_needed and
543 check_needed routines. */
545 static void (*real_func) (lang_input_statement_type *);
547 static void arm_for_each_input_file_wrapper (lang_input_statement_type *l)
554 arm_lang_for_each_input_file (void (*func) (lang_input_statement_type *))
557 lang_for_each_input_file (&arm_for_each_input_file_wrapper);
560 #define lang_for_each_input_file arm_lang_for_each_input_file
564 # Define some shell vars to insert bits of code into the standard elf
565 # parse_args and list_options functions.
567 PARSE_AND_LIST_PROLOGUE='
568 #define OPTION_THUMB_ENTRY 301
569 #define OPTION_BE8 302
570 #define OPTION_TARGET1_REL 303
571 #define OPTION_TARGET1_ABS 304
572 #define OPTION_TARGET2 305
573 #define OPTION_FIX_V4BX 306
574 #define OPTION_USE_BLX 307
575 #define OPTION_VFP11_DENORM_FIX 308
576 #define OPTION_NO_ENUM_SIZE_WARNING 309
577 #define OPTION_PIC_VENEER 310
578 #define OPTION_FIX_V4BX_INTERWORKING 311
579 #define OPTION_STUBGROUP_SIZE 312
580 #define OPTION_NO_WCHAR_SIZE_WARNING 313
581 #define OPTION_FIX_CORTEX_A8 314
582 #define OPTION_NO_FIX_CORTEX_A8 315
583 #define OPTION_NO_MERGE_EXIDX_ENTRIES 316
584 #define OPTION_FIX_ARM1176 317
585 #define OPTION_NO_FIX_ARM1176 318
586 #define OPTION_LONG_PLT 319
587 #define OPTION_STM32L4XX_FIX 320
588 #define OPTION_CMSE_IMPLIB 321
591 PARSE_AND_LIST_SHORTOPTS=p
593 PARSE_AND_LIST_LONGOPTS='
594 { "no-pipeline-knowledge", no_argument, NULL, '\'p\''},
595 { "thumb-entry", required_argument, NULL, OPTION_THUMB_ENTRY},
596 { "be8", no_argument, NULL, OPTION_BE8},
597 { "target1-rel", no_argument, NULL, OPTION_TARGET1_REL},
598 { "target1-abs", no_argument, NULL, OPTION_TARGET1_ABS},
599 { "target2", required_argument, NULL, OPTION_TARGET2},
600 { "fix-v4bx", no_argument, NULL, OPTION_FIX_V4BX},
601 { "fix-v4bx-interworking", no_argument, NULL, OPTION_FIX_V4BX_INTERWORKING},
602 { "use-blx", no_argument, NULL, OPTION_USE_BLX},
603 { "vfp11-denorm-fix", required_argument, NULL, OPTION_VFP11_DENORM_FIX},
604 { "fix-stm32l4xx-629360", optional_argument, NULL, OPTION_STM32L4XX_FIX},
605 { "no-enum-size-warning", no_argument, NULL, OPTION_NO_ENUM_SIZE_WARNING},
606 { "pic-veneer", no_argument, NULL, OPTION_PIC_VENEER},
607 { "stub-group-size", required_argument, NULL, OPTION_STUBGROUP_SIZE },
608 { "no-wchar-size-warning", no_argument, NULL, OPTION_NO_WCHAR_SIZE_WARNING},
609 { "fix-cortex-a8", no_argument, NULL, OPTION_FIX_CORTEX_A8 },
610 { "no-fix-cortex-a8", no_argument, NULL, OPTION_NO_FIX_CORTEX_A8 },
611 { "no-merge-exidx-entries", no_argument, NULL, OPTION_NO_MERGE_EXIDX_ENTRIES },
612 { "fix-arm1176", no_argument, NULL, OPTION_FIX_ARM1176 },
613 { "no-fix-arm1176", no_argument, NULL, OPTION_NO_FIX_ARM1176 },
614 { "long-plt", no_argument, NULL, OPTION_LONG_PLT },
615 { "cmse-implib", no_argument, NULL, OPTION_CMSE_IMPLIB },
618 PARSE_AND_LIST_OPTIONS='
619 fprintf (file, _(" --thumb-entry=<sym> Set the entry point to be Thumb symbol <sym>\n"));
620 fprintf (file, _(" --be8 Output BE8 format image\n"));
621 fprintf (file, _(" --target1-rel Interpret R_ARM_TARGET1 as R_ARM_REL32\n"));
622 fprintf (file, _(" --target1-abs Interpret R_ARM_TARGET1 as R_ARM_ABS32\n"));
623 fprintf (file, _(" --target2=<type> Specify definition of R_ARM_TARGET2\n"));
624 fprintf (file, _(" --fix-v4bx Rewrite BX rn as MOV pc, rn for ARMv4\n"));
625 fprintf (file, _(" --fix-v4bx-interworking Rewrite BX rn branch to ARMv4 interworking veneer\n"));
626 fprintf (file, _(" --use-blx Enable use of BLX instructions\n"));
627 fprintf (file, _(" --vfp11-denorm-fix Specify how to fix VFP11 denorm erratum\n"));
628 fprintf (file, _(" --fix-stm32l4xx-629360 Specify how to fix STM32L4XX 629360 erratum\n"));
629 fprintf (file, _(" --no-enum-size-warning Don'\''t warn about objects with incompatible\n"
631 fprintf (file, _(" --no-wchar-size-warning Don'\''t warn about objects with incompatible\n"
632 " wchar_t sizes\n"));
633 fprintf (file, _(" --pic-veneer Always generate PIC interworking veneers\n"));
634 fprintf (file, _(" --long-plt Generate long .plt entries\n"
635 " to handle large .plt/.got displacements\n"));
636 fprintf (file, _(" --cmse-implib Make import library to be a secure gateway import\n"
637 " library as per ARMv8-M Security Extensions\n"));
639 --stub-group-size=N Maximum size of a group of input sections that\n\
640 can be handled by one stub section. A negative\n\
641 value locates all stubs after their branches\n\
642 (with a group size of -N), while a positive\n\
643 value allows two groups of input sections, one\n\
644 before, and one after each stub section.\n\
645 Values of +/-1 indicate the linker should\n\
646 choose suitable defaults.\n"));
647 fprintf (file, _(" --[no-]fix-cortex-a8 Disable/enable Cortex-A8 Thumb-2 branch erratum fix\n"));
648 fprintf (file, _(" --no-merge-exidx-entries Disable merging exidx entries\n"));
649 fprintf (file, _(" --[no-]fix-arm1176 Disable/enable ARM1176 BLX immediate erratum fix\n"));
652 PARSE_AND_LIST_ARGS_CASES='
654 /* Only here for backwards compatibility. */
657 case OPTION_THUMB_ENTRY:
658 thumb_entry_symbol = optarg;
665 case OPTION_TARGET1_REL:
669 case OPTION_TARGET1_ABS:
674 target2_type = optarg;
677 case OPTION_FIX_V4BX:
681 case OPTION_FIX_V4BX_INTERWORKING:
689 case OPTION_VFP11_DENORM_FIX:
690 if (strcmp (optarg, "none") == 0)
691 vfp11_denorm_fix = BFD_ARM_VFP11_FIX_NONE;
692 else if (strcmp (optarg, "scalar") == 0)
693 vfp11_denorm_fix = BFD_ARM_VFP11_FIX_SCALAR;
694 else if (strcmp (optarg, "vector") == 0)
695 vfp11_denorm_fix = BFD_ARM_VFP11_FIX_VECTOR;
697 einfo (_("Unrecognized VFP11 fix type '\''%s'\''.\n"), optarg);
700 case OPTION_STM32L4XX_FIX:
702 stm32l4xx_fix = BFD_ARM_STM32L4XX_FIX_DEFAULT;
703 else if (strcmp (optarg, "none") == 0)
704 stm32l4xx_fix = BFD_ARM_STM32L4XX_FIX_NONE;
705 else if (strcmp (optarg, "default") == 0)
706 stm32l4xx_fix = BFD_ARM_STM32L4XX_FIX_DEFAULT;
707 else if (strcmp (optarg, "all") == 0)
708 stm32l4xx_fix = BFD_ARM_STM32L4XX_FIX_ALL;
710 einfo (_("Unrecognized STM32L4XX fix type '\''%s'\''.\n"), optarg);
713 case OPTION_NO_ENUM_SIZE_WARNING:
714 no_enum_size_warning = 1;
717 case OPTION_NO_WCHAR_SIZE_WARNING:
718 no_wchar_size_warning = 1;
721 case OPTION_PIC_VENEER:
725 case OPTION_STUBGROUP_SIZE:
729 group_size = bfd_scan_vma (optarg, &end, 0);
731 einfo (_("%P%F: invalid number `%s'\''\n"), optarg);
735 case OPTION_FIX_CORTEX_A8:
739 case OPTION_NO_FIX_CORTEX_A8:
743 case OPTION_NO_MERGE_EXIDX_ENTRIES:
744 merge_exidx_entries = 0;
747 case OPTION_FIX_ARM1176:
751 case OPTION_NO_FIX_ARM1176:
755 case OPTION_LONG_PLT:
756 bfd_elf32_arm_use_long_plt ();
759 case OPTION_CMSE_IMPLIB:
764 # We have our own before_allocation etc. functions, but they call
765 # the standard routines, so give them a different name.
766 LDEMUL_BEFORE_ALLOCATION=arm_elf_before_allocation
767 LDEMUL_AFTER_ALLOCATION=gld${EMULATION_NAME}_after_allocation
768 LDEMUL_CREATE_OUTPUT_SECTION_STATEMENTS=arm_elf_create_output_section_statements
770 # Replace the elf before_parse function with our own.
771 LDEMUL_BEFORE_PARSE=gld"${EMULATION_NAME}"_before_parse
772 LDEMUL_SET_SYMBOLS=gld"${EMULATION_NAME}"_set_symbols
774 # Call the extra arm-elf function
775 LDEMUL_FINISH=gld${EMULATION_NAME}_finish